Dear Editor, Subdural hematoma (SDH) is a type of intracranial hemorrhage that is characterized by the accumulation of blood in the subdural space.( 1 ) Although numerous conditions, such as coagulopathy, neoplasms, vascular malformations, aneurysms, and alcohol and cocaine use can lead to SDH, acute SDH is more often caused by head trauma.( 1 ) An acute SDH may resolve by reabsorption or, alternatively, it can progress to chronic SDH, generally by encapsulation and a complex process involving inflammation, angiogenesis, […]